Home / 12,941.19-19,412.19-4,176.99

Finding the Fourth Proportional to 12,941.19, 19,412.19 and 4,176.99

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Solution

The fourth proportional to 12,941.19, 19,412.19 and 4,176.99 is: 6,265.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941.19 : 19,412.19 = 4,176.99 : x
  2. Step 2: Convert to fraction form
    12,941.19/19,412.19 = 4,176.99/x
  3. Step 3: Cross multiply
    12,941.19x = 19,412.19 × 4,176.99
  4. Step 4: Simplify right side
    12,941.19x = 81,084,523.51
  5. Step 5: Solve for x
    x = 81,084,523.51/12,941.19
  6. Step 6: Final answer
    x = 6,265.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.